Ex safety sensor

Ex RC Si M30


  • Ex zone 1 and 21

  • Metal enclosure

  • Available in stainless steel enclosure

  • Suitable for the food processing industry

  • -B: Variant with mounting thread M16 x 1.5 for cable protection system

  • Reed contacts, coded

  • Actuation from front

  • Switching distance up to 10 mm

  • Attention: Please state required international approvals with your order!

Notes

  • 2 mounting nuts are included in delivery

  • The actuator is not included in the delivery of the switches

Technical data

Applied standards

EN 60947-5-1, EN 60947-5-3, EN IEC 60079-0, EN 60079-18, EN ISO 13849-1, EN ISO 14119

Enclosure

brass, nickeled or stainless steel 1.4539

Defined object

Ex MC 30, Ex MC 30 Niro

Sensor type

type 4 interlocking device

Coding level

low coding

Tightening torque

mounting nut: max. 75 Nm

Degree of protection

IP67 (EN 60079-0 + IEC/EN 60529) or
IP69 (IEC/EN 60529) / IP69K (ISO 20653)

Switching system

reed contacts

Switching elements

1 NC/1 NO contact or 2 NC contacts

Connection

cable H05VV5-F 5G

Cable cross-section

5 x 0.5 mm²

Cable length

2, 5 or 10 m, max. 15 m

Rated operating current Ie

switching contacts: max. 125 mA
LED: max. 20 mA

Rated operating voltage Ue

switching contacts: max. 30 VDC
LED: max. 24 VDC

Switching capacity

switching contacts: max. 3.75 W
LED: max. 0.48 W

Voltage drop at Ie

switching contacts: 2.5 V
LED: 3 V

Short-circuit current Ik

switching contacts: max. 750 mA for 50 ms
LED: max. 30 mA for 50 ms

Operation cycles

max. 1600/h

Rated switching distance sn

10 mm

Assured switching distance »ON« sao 

8 mm

Assured switching distance »OFF« sar 

30 mm

Repeatability

± 0.5 mm

Hysteresis

approx. 14 mm

Temperature class

T6

Ambient temperature

–20 °C … +70 °C

Mechanical life

> 10 million operations

Impact energy

max. 7 J

Ex marking

L II 2G Ex mb IIC T6 Gb,
L II 2D Ex mb IIIC T80°C Db
IECEx Ex mb IIC T6 Gb,
Ex mb IIIC T80°C Db

Approvals

PTB 05 ATEX 2024 X
IECEx PTB 07.0008 X
f d a
< on request

EN ISO 13849-1

Performance Level PL e

Category

4

B10d (10 % load)

20 million

TM

max. 20 years

MTTFd

> 100 years

DC/DCavg

> 99 %

hop

8 h/day

dop

220 days/year

tzyklus

20 s

Note

The safety-related data are only valid in combination with a safety module, e.g. SRM 21 RT2 (mat. no. 1179203).
 

Downloads

Mounting and wiring instructions – Ex RC Si M30

German, English, French, Italian, Portuguese

PDF 3 MB 24.01.2024
Please go to the relevant product pages for additional downloads.

Variants / Options

The following variants / options are available on request:

  • Maritime certification to DNV <

to your contact persons

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